Finding the Third Proportional to 91,789.50 and 123,526.50

Step by Step Solution

1. Step 1: Write the proportion equation
   91,789.50 : 123,526.50 = 123,526.50 : x
2. Step 2: Convert to fraction form
   91,789.50/123,526.50 = 123,526.50/x
3. Step 3: Cross multiply
   91,789.50x = 123,526.50 × 123,526.50
4. Step 4: Simplify right side
   91,789.50x = 15,258,796,202.25
5. Step 5: Solve for x
   x = 15,258,796,202.25/91,789.50
6. Step 6: Final answer
   x = 166,236.84